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N = 1000;
HOST = db.getMongo().host
DONE = false;
function del1( dbname ){
var m = new Mongo( HOST )
var db = m.getDB( "foo" + dbname );
var t = db.del
while ( ! DONE ){
var r = Math.random();
var n = Math.floor( Math.random() * N );
if ( r < .9 ){
t.insert( { x : n } )
}
else if ( r < .98 ){
t.remove( { x : n } );
}
else if ( r < .99 ){
t.remove( { x : { $lt : n } } )
}
else {
t.remove( { x : { $gt : n } } );
}
if ( r > .9999 )
print( t.count() )
}
}
function del2( dbname ){
var m = new Mongo( HOST )
var db = m.getDB( "foo" + dbname );
var t = db.del
while ( ! DONE ){
var r = Math.random();
var n = Math.floor( Math.random() * N );
var s = Math.random() > .5 ? 1 : -1;
if ( r < .5 ){
t.findOne( { x : n } )
}
else if ( r < .75 ){
t.find( { x : { $lt : n } } ).sort( { x : s } ).itcount();
}
else {
t.find( { x : { $gt : n } } ).sort( { x : s } ).itcount();
}
}
}
all = []
all.push( fork( del1 , "a" ) )
all.push( fork( del2 , "a" ) )
all.push( fork( del1 , "b" ) )
all.push( fork( del2 , "b" ) )
for ( i=0; i<all.length; i++ )
all[i].start()
a = db.getSisterDB( "fooa" )
b = db.getSisterDB( "foob" )
for ( i=0; i<10; i++ ){
sleep( 2000 )
print( "dropping" )
a.dropDatabase();
b.dropDatabase();
}
DONE = true;
all[0].join()
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